package com.atguigu.edusugar.service;

import com.atguigu.edusugar.bean.UserChangeCtPerType;

import java.util.List;

/**
 * @author cheng
 * @create 2022-10-29 9:53
 */
public interface TradeService {
    List<UserChangeCtPerType> tradeCartAdd(int date);
}
